Estrella Ortiz Arroyo is an actress, writer, and narrator. She began as a storyteller at the Children's Literature Seminar of Guadalajara as well as the Public Library of Guadalajara before she became a writer. Carles Ballesteros graduated from the University of Barcelona and received a postgraduate degree in illustration from the Eina School in Barcelona. He currently works as an illustrator in addition to teaching graduate illustration courses in at the Catholic University of Chile.